The Housing,valve, cataloged under National Stock Number 1615-00-902-4989, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-00-902-4989 |
| Primary Part Number | RB17743 |
| Item Name | Housing,valve |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,CORROSION RESISTING QQ-S-763 COMP 416 COND H,PASSIVATED MIL STA 171,ROCKWELL HARDNESS RATING C SCALE 39TO 43,DIM.,0.850 IN. MIN,0.855 IN. MAXLG,0.495 IN. MIN,0.498 IN. MAX OD,0.202 IN. MIN,0.203 IN. MAX RIGHT END ID BY 0.480 IN. LG,6.135 IN. NOM LEFT END ID 0.207 IN. LG TAPPED W/8-32 UNC CLASS 2A THREADS 0.160 IN. DEEP,FOUR EQUALLY SPACED HOLES 0.125 IN. DIA DRILLED THRU OD 0.455 IN. FROM LEFT END,ONE ODGROOVE 0.098 IN. W BY 0.398 IN. DIA LOCATED 0.060 IN. FROM LEFT END,ONE ODGROOVE 00098 IN. W BY 0.398 IN. OD LOCATED 0.695 IN. FROM LEFT END A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| RB17743 PRIMARY | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA) |
NSN 1615-00-902-4989 is a Housing,valve, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-00-902-4989 has 1 manufacturer part number on file: RB17743 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).
Key specifications for RB17743: General Characteristics Item Description: STEEL,CORROSION RESISTING QQ-S-763 COMP 416 COND H,PASSIVATED MIL STA 171,ROCKWELL HARDNESS RATING C SCALE 39TO 43,DIM.,0.850 IN. MIN,0.855 IN. MAXLG,0.495 IN. MIN,0.498 IN. MAX OD,0.202 IN. MIN,0.203 IN. MAX RIGHT END ID BY 0.480 IN. LG,6.135 IN. NOM LEFT END ID 0.207 IN. LG TAPPED W/8-32 UNC CLASS 2A THREADS 0.160 IN. DEEP,FOUR EQUALLY SPACED HOLES 0.125 IN. DIA DRILLED THRU OD 0.455 IN. FROM LEFT END,ONE ODGROOVE 0.098 IN. W BY 0.398 IN. DIA LOCATED 0.060 IN. FROM LEFT END,ONE ODGROOVE 00098 IN. W BY 0.398 IN. OD LOCATED 0.695 IN. FROM LEFT END A. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1615-00-902-4989 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.